diff --git a/bin/xsettingsd-setup b/bin/xsettingsd-setup
index 7fd3a41..f9e36c8 100755
--- a/bin/xsettingsd-setup
+++ b/bin/xsettingsd-setup
@@ -1,5 +1,7 @@
 #!/bin/sh
 
+DISPLAY=${DISPLAY%.0}
+
 # Don't try to guess DPI. For a laptop, we don't want the same DPI as
 # for an external screen. Just hardcode stuff...
 case $(hostname),$(autorandr --current --skip-options gamma) in
@@ -20,7 +22,7 @@ change() {
     } > ~/.xsettingsd
 
     # Signal xsettingsd
-    systemctl --user reload xsettingsd@$(systemd-escape -- "${DISPLAY%.0}").service
+    systemctl --user reload xsettingsd@$(systemd-escape -- "$DISPLAY").service
 
     # Also use xrdb for very old stuff (you know, LibreOffice)
     echo Xft.dpi: $dpi | xrdb -merge